Onkyo HTR 580 Service Manual
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Extracted text from Onkyo HTR 580 Service Manual (Ocr-read)
Page 1
Ref. No. 4190
ONKYO SERVICE MANUAL °52°°
AV RECEIVER
MODEL HT-R580(B) (B) ; Black model
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AV RECEIVER in HTiB RC-764M
(HTiB:Home-Theater-in-a-Box)
HT-R580(B) in H T-85300(B):B|ack model
SAFETY-RELATED COMPONENT
WARNINGI!
COMPONENTS IDENTIFIED BY MARK AON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.
ONKYO
IMAGINATIVE SIGHT & SOUND
Page 2
TROUBLE SHOOT-1
No Power
No Power
1
BAETC-0376/0390 (Power supply)
BADG-O364 (MPU Board)
JL901 4pin +12V
2pin +10V
NO
V
BAETC-(B76/0390 (Power supply)
Replace Power Supply Board orRepair
Sub Transformer T902 and itsperipheral
circuit.
TX-SRSOB/ /508/ 578/ 608 HT-R280/ 380/ 8/ 580/ 680/ 980/ C230/ 0260 DTFl-20.2/ 30.2
YES
After replacing F901 on
BAETC-0376/0390 (Power supply)
either of F901 on Power supply Board
or F6901/F6902 on BAAF-0341 (AF
Board) blows out?
NC
This is just for general reference and does not including every single case.
BAETC-0376/0390
(Power supply)
BADG-0364 (MPU Board)
After Power on,
Voltage atJL90171 pin is changed
from +12V t 0 0V?
NO
1 YES
BAETC-0376/O390
(Power Suppl
F901 is blown out?
y)
(No
BADG-0346 (MPU Board)
After Power on, Voltage at
1 YES
Replacing F901 will not
improve the unit.
BAAF-0355(AF Board)
Replace AF Board".
or D6901 (Powersupply diode)
Power AMP(Final_TR and A_Class AMP) "
and also repair their peripheral circuit.
P200122/21pin +5V
17/18pin +12V
YES
BADG-0364 (MPU Board)
Replace 0701 and also
repairits peripheral circuit.
fl
NO
BA ETC-0359/0352/0345/
(trans teminal Board)
After Power on, Voltage at
JL952 AC1OV
(No
Replace Power
Transformer or
Repair its peripheral circuit.
BAVD-0375/0389
(Video board)
Replace Video Board or
Repair D901/09023/09031
and their peripheral circuit.
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